:root{
  --felt:#063b2a;--felt2:#03291d;--panel:#073b2b;--gold:#e3c06a;--ink:#f7f1df;
  --muted:#baaf95;--line:rgba(227,192,106,.28);--soft:rgba(255,255,255,.075);
  --win:#73e2a7;--loss:#ff938b;--danger:#d75d57;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:12px}
body{min-width:320px;margin:0;background:radial-gradient(circle at 30% 0,#0d5b40 0,var(--felt2) 48%,#01150f 100%);color:var(--ink);font-family:system-ui,-apple-system,"PingFang TC","Noto Sans TC",sans-serif}
a{color:inherit}
button,input,select{font:inherit}
button{cursor:pointer}
button:disabled,select:disabled{opacity:.45;cursor:not-allowed}
.skip-link{position:fixed;left:10px;top:-80px;z-index:20;padding:10px 14px;border-radius:8px;background:#fff;color:#111}
.skip-link:focus{top:10px}
header,main,footer{width:min(1560px,calc(100% - 28px));margin:auto;min-width:0}
header{padding:16px 0 12px}
.formula-nav,.page-tabs{display:flex;gap:5px;flex-wrap:wrap}
.formula-nav a,.page-tabs a{padding:7px 11px;border-radius:999px;text-decoration:none;color:var(--muted);font-size:12px;border:1px solid transparent}
.formula-nav a:hover,.page-tabs a:hover{border-color:var(--line);color:var(--ink)}
.formula-nav a[aria-current=page]{background:var(--gold);color:#201600;font-weight:850}
.page-tabs{margin-top:12px;padding:8px;border:1px solid var(--line);border-radius:12px;background:rgba(0,0,0,.14)}
.page-tabs a{flex:1;text-align:center;min-width:100px;color:var(--ink)}
.brand{display:flex;align-items:center;gap:14px;margin:20px 0 8px}
.brand-mark{display:grid;place-items:center;width:56px;height:56px;flex:0 0 56px;border:2px solid var(--gold);border-radius:50%;font-weight:900;font-size:24px;color:var(--gold)}
h1,h2,h3,p{margin-top:0}
h1{margin-bottom:3px;font-size:clamp(26px,4vw,44px)}
h2{margin-bottom:10px;font-size:clamp(19px,2.3vw,27px)}
h3{font-size:15px;color:var(--gold)}
header p,footer,.hint{color:var(--muted)}
.eyebrow{margin:0 0 4px;color:var(--gold);font-size:11px;font-weight:850;letter-spacing:.14em;text-transform:uppercase}
main{display:grid;gap:14px;padding-bottom:28px;min-width:0}
.panel{min-width:0;border:1px solid var(--line);background:linear-gradient(145deg,rgba(8,58,41,.97),rgba(2,31,22,.97));border-radius:16px;padding:18px;box-shadow:0 12px 34px rgba(0,0,0,.18)}
.panel>*{min-width:0}
.hero{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center}
.hero h2{color:var(--gold);font-size:clamp(23px,3vw,32px)}
.badges{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}
.badges span,.pill{display:inline-flex;align-items:center;padding:7px 10px;border:1px solid var(--line);border-radius:999px;font-size:12px;overflow-wrap:anywhere}
.risk{grid-column:1/-1;margin:0;padding:10px;border:1px solid rgba(255,147,139,.45);border-radius:10px;color:#ffd0cc;background:rgba(120,20,15,.22)}
.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;min-width:0}
.section-head h2{margin-bottom:5px}
.section-head .hint{margin-bottom:8px}
.controls{display:flex;flex-wrap:wrap;gap:9px;align-items:end}
.controls label{display:grid;gap:5px;color:var(--muted);font-size:12px;min-width:220px}
.controls input,.controls select,.controls button,.download button,.quick button,.inline-select select{min-height:43px;border:1px solid var(--line);border-radius:9px;padding:8px 12px;background:#082f23;color:var(--ink)}
.controls input:focus,.inline-select select:focus{outline:2px solid var(--gold);outline-offset:1px}
button.primary{background:linear-gradient(#f0d68d,var(--gold));color:#251900;font-weight:850}
button.danger{border-color:rgba(255,147,139,.62);color:#ffd7d4;background:rgba(135,25,20,.34)}
.quick{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}
.quick button{min-width:116px}
.progress-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;margin-top:14px}
progress{width:100%;height:16px;accent-color:var(--gold)}
#message{min-height:1.4em;margin:8px 0 0;color:#f6ddb0}
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:9px}
.metric{min-width:0;padding:12px;border-radius:11px;background:rgba(0,0,0,.2);border:1px solid var(--soft)}
.metric span{display:block;color:var(--muted);font-size:11px}
.metric strong{display:block;margin-top:3px;font-size:19px;overflow-wrap:anywhere}
.positive{color:var(--win)!important}
.negative{color:var(--loss)!important}
.metric.rebate{border-color:rgba(227,192,106,.45)}
.grid2{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(420px,.9fr);gap:14px}
.grid2 article{min-width:0}
.chart-note{color:var(--muted);font-size:11px}
.chart{display:block;width:100%;height:auto;min-height:240px;background:rgba(0,0,0,.2);border-radius:10px}
.chart .zero{stroke:rgba(227,192,106,.35);stroke-width:1}
.chart .line{fill:none;stroke:var(--win);stroke-width:3;vector-effect:non-scaling-stroke}
.table-scroll{max-width:100%;overflow:auto;max-height:480px;border:1px solid var(--line);border-radius:10px}
.compact-table{max-height:360px}
.records-table{max-height:560px}
table{border-collapse:collapse;width:100%;font-size:12px}
th,td{padding:8px 9px;border-bottom:1px solid var(--soft);text-align:right;white-space:nowrap}
th{position:sticky;top:0;z-index:1;background:#073628;color:var(--gold)}
tbody tr:nth-child(even){background:rgba(255,255,255,.025)}
tbody tr:hover{background:rgba(227,192,106,.07)}
.inline-select{display:grid;gap:4px;color:var(--muted);font-size:11px;min-width:150px}
.inline-select select{width:100%;min-height:38px}
.road-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.road-grid article{min-width:0;padding:11px;border:1px solid var(--soft);border-radius:11px;background:rgba(0,0,0,.16)}
.road-grid h3{margin-bottom:7px}
.road-wide{grid-column:1/-1}
.road-scroll{width:100%;min-height:124px;overflow:auto;border:1px solid rgba(255,255,255,.09);border-radius:8px;background:#f7faf8}
.road-scroll.derived{min-height:88px}
.road-scroll svg{display:block;max-width:none}
.download{display:flex;gap:8px;flex-wrap:wrap}
.download button{min-width:140px}
.rules{line-height:1.75}
.rules li{margin-bottom:6px;overflow-wrap:anywhere}
footer{padding:12px 0 30px;text-align:center;font-size:12px}
dialog{width:min(520px,calc(100% - 28px));padding:0;border:1px solid var(--line);border-radius:15px;background:#062c20;color:var(--ink);box-shadow:0 24px 80px rgba(0,0,0,.62)}
dialog::backdrop{background:rgba(0,14,10,.76);backdrop-filter:blur(3px)}
.dialog-card{padding:22px}
.dialog-safe{padding:9px;border-radius:8px;background:rgba(115,226,167,.1);color:var(--win)}
.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}
.dialog-actions button{min-height:42px;border:1px solid var(--line);border-radius:9px;padding:8px 13px;background:#082f23;color:var(--ink)}
.dialog-actions button.danger{border-color:rgba(255,147,139,.62);color:#ffd7d4;background:rgba(135,25,20,.34)}

@media(max-width:980px){
  .grid2{grid-template-columns:1fr}
  .road-grid{grid-template-columns:1fr 1fr}
  .road-wide{grid-column:1/-1}
}

@media(max-width:760px){
  header,main,footer{width:min(100% - 16px,1560px)}
  header{padding-top:10px}
  .brand{margin-top:14px}
  .brand-mark{width:48px;height:48px;flex-basis:48px}
  .page-tabs{display:grid;grid-template-columns:repeat(3,1fr)}
  .page-tabs a{min-width:0;padding-inline:5px}
  .panel{padding:13px;border-radius:12px}
  .hero{grid-template-columns:1fr}
  .badges{justify-content:flex-start}
  .section-head{align-items:stretch;flex-direction:column}
  .controls{display:grid;grid-template-columns:1fr 1fr}
  .controls label{min-width:0;grid-column:1/-1}
  .controls .primary,.controls .danger{grid-column:span 1}
  .quick{display:grid;grid-template-columns:repeat(3,1fr)}
  .quick button{min-width:0;padding-inline:6px}
  .metric strong{font-size:16px}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .progress-row{grid-template-columns:1fr}
  .chart{min-height:180px}
  .road-grid{grid-template-columns:1fr}
  .road-wide{grid-column:auto}
  .download{display:grid;grid-template-columns:1fr 1fr}
  .download button{min-width:0}
  .inline-select{width:100%}
}

@media(max-width:390px){
  .formula-nav a{font-size:11px;padding:6px 8px}
  .page-tabs{grid-template-columns:1fr 1fr}
  .controls{grid-template-columns:1fr}
  .controls .primary,.controls .danger{grid-column:auto}
  .metrics{grid-template-columns:1fr 1fr}
  .download{grid-template-columns:1fr}
  .dialog-actions{display:grid;grid-template-columns:1fr}
}

@media print{
  @page{size:A4 landscape;margin:9mm}
  body{background:#fff;color:#111;font-size:10pt}
  header,main,footer{width:100%}
  .formula-nav,.page-tabs,.controls,.quick,.download,.no-print,.skip-link{display:none!important}
  dialog{display:none!important}
  .panel{box-shadow:none;border:1px solid #aaa;background:#fff;break-inside:avoid;margin-bottom:5mm;padding:10px}
  .panel h2,.panel h3,.eyebrow{color:#234f40}
  .table-scroll{max-height:none;overflow:visible;border-color:#bbb}
  th{position:static;background:#eaf2ee;color:#111}
  th,td{font-size:8pt;padding:4px}
  .metric{border-color:#bbb;background:#fff}
  .metric span,.hint,footer{color:#555}
  .risk{color:#700;background:#fff}
  .chart{background:#fff;min-height:0}
  .chart .line{stroke:#176b50}
  .road-scroll{overflow:visible;background:#fff;border-color:#bbb}
  .road-scroll svg{max-width:100%;height:auto}
  .road-grid article{background:#fff;border-color:#bbb}
}